Inventor · disambiguated record
A-Ming Chang
Also filed as: CHANG A-MING
21 granted patents·9 pending applications·71 citations·filing 1998–2019
92Inventor score
Top patents by PatentIndex Score
30 records- 0182US10725568B1Scroll modulePRIMAX ELECTRONICS LTD·Filed 2019·Granted Jul 28, 2020·3 cites·13 claims
- 0282US9146649B1Passive touch penPRIMAX ELECTRONICS LTD·Filed 2014·Granted Sep 29, 2015·6 cites·13 claims
- 0375US10108276B2Mouse devicePRIMAX ELECTRONICS LTD·Filed 2017·Granted Oct 23, 2018·2 cites·10 claims
- 0471US8049725B2Wireless mousePRIMAX ELECTRONICS LTD·Filed 2008·Granted Nov 1, 2011·5 cites·7 claims
- 0570US10775908B1Luminous scroll modulePRIMAX ELECTRONICS LTD·Filed 2019·Granted Sep 15, 2020·1 cites·10 claims
- 0669US10310629B2Joystick-type mousePRIMAX ELECTRONICS LTD·Filed 2017·Granted Jun 4, 2019·1 cites·18 claims
- 0768US10310633B2Mouse devicePRIMAX ELECTRONICS LTD·Filed 2017·Granted Jun 4, 2019·1 cites·10 claims
- 0867US9001043B2Mouse devicePRIMAX ELECTRONICS LTD·Filed 2013·Granted Apr 7, 2015·2 cites·10 claims
- 0964US8475047B2Sliding mechanismCHANG A-MING·Filed 2011·Granted Jul 2, 2013·2 cites·24 claims
- 1063US6160537AComputer joystick for moving an object in three dimensionsPRIMAX ELECTRONICS LTD·Filed 1998·Granted Dec 12, 2000·26 cites·4 claims
- 1162US8363013B2Input device with click buttonPRIMAX ELECTRONICS LTD·Filed 2009·Granted Jan 29, 2013·2 cites·13 claims
- 1258US8643601B2Retractable cable mouseCHANG A-MING·Filed 2012·Granted Feb 4, 2014·1 cites·10 claims
- 1357US7753548B2Input device having indicating lampPRIMAX ELECTRONICS LTD·Filed 2008·Granted Jul 13, 2010·1 cites·14 claims
- 1448US9030435B2Touch input device with button functionPRIMAX ELECTRONICS LTD·Filed 2013·Granted May 12, 2015·0 cites·10 claims
- 1548US7744238B2Input device having multi-stage indicating lampPRIMAX ELECTRONICS LTD·Filed 2008·Granted Jun 29, 2010·0 cites·9 claims
- 1648US6181327B1Computer joystickPRIMAX ELECTRONICS LTD·Filed 1998·Granted Jan 30, 2001·18 cites·8 claims
- 1747US8810539B1Touch input device with button functionPRIMAX ELECTRONICS LTD·Filed 2013·Granted Aug 19, 2014·0 cites·10 claims
- 1846US2015286310A1Passive touch penPRIMAX ELECTRONICS LTD·Filed 2014·Application pending·0 cites
- 1946US2015286309A1Passive touch penPRIMAX ELECTRONICS LTD·Filed 2014·Application pending·0 cites
- 2045US2015286311A1Passive touch penCHANG A-MING·Filed 2014·Application pending·0 cites
- 2144US2014210720A1Mouse devicePRIMAX ELECTRONICS LTD·Filed 2013·Application pending·0 cites
- 2244US2016018911A1Touch penPRIMAX ELECTRONICS LTD·Filed 2014·Application pending·0 cites
- 2341US10429951B2Mouse device with adjustable moving resolutionPRIMAX ELECTRONICS LTD·Filed 2017·Granted Oct 1, 2019·0 cites·9 claims
- 2441US8396207B2Sliding mechanismCHANG A-MING·Filed 2011·Granted Mar 12, 2013·0 cites·25 claims
- 2540US10310635B2Mouse devicePRIMAX ELECTRONICS LTD·Filed 2017·Granted Jun 4, 2019·0 cites·8 claims
- 2638US9836138B2Touch penPRIMAX ELECTRONICS LTD·Filed 2016·Granted Dec 5, 2017·0 cites·10 claims
- 2738US2012229386A1Retractable cable mouseCHANG A-MING·Filed 2011·Application pending·0 cites
- 2838US2018269009A1Slide switchPRIMAX ELECTRONICS LTD·Filed 2017·Application pending·0 cites
- 2937US2017269719A1Pressure sensitive stylus penPRIMAX ELECTRONICS LTD·Filed 2016·Application pending·0 cites
- 3036US2017318282A1Input device with projecting functionPRIMAX ELECTRONICS LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →